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Santiago de los Caballeros

$250+ Cheap flights from Sky Harbor Intl (PHX) to Santiago de los Caballeros (STI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — STI
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Santiago de los Caballeros

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Santiago de los Caballeros (STI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.

Round-trip from

$450
(Delta)

One-way from

$250
(Kiwi.com)

Popular in

October

Cheapest in

January

Average price

$596
From Phoenix Sky Harbor Intl to Santiago de los Caballeros
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One-way flight from Phoenix Sky Harbor Intl to Santiago de los Caballeros
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Sky Harbor Intl to Santiago de los Caballeros

Cheapest flights from Sky Harbor Intl to Santiago de los Caballeros
Explore the most affordable flight options available from Sky Harbor Intl to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:00 amPHX - STI
1 stop10h 06mDelta
Mon 11/37:00 amSTI - PHX
1 stop20h 34mDelta
Deal found 9/15$450
This Expedia deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2111:35 pmPHX - STI
1 stop11h 45mJetBlue
Sun 11/24:41 amSTI - PHX
1 stop20h 16mJetBlue
Deal found 9/15$503
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:00 amPHX - STI
2 stops11h 33mAmerican Airlines
Sat 12/203:24 pmSTI - PHX
1 stop10h 23mAmerican Airlines
Deal found 9/14$531
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:00 amPHX - STI
2 stops11h 33mAmerican Airlines
Sun 12/213:24 pmSTI - PHX
1 stop12h 31mAmerican Airlines
Deal found 9/14$536
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2612:01 pmPHX - STI
1 stop20h 02mMultiple Airlines
Fri 10/312:10 pmSTI - PHX
2 stops26h 37mMultiple Airlines
Deal found 9/16$617
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1910:40 pmPHX - STI
1 stop17h 31mDelta
Fri 10/178:31 pmSTI - PHX
1 stop17h 01mDelta
Deal found 9/14$642

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl to Santiago de los Caballeros that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros that are best for you.

Fly from

Sky Harbor Intl

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Wed 10/22

6:00 am-7:06 pm

1 stop10h 06m

Santiago de los Caballeros

Mon 11/3

2:29 pm-12:34 am

1 stop13h 05m

$450

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Tue 10/21

9:00 am-1:46 am

2 stops13h 46m

Santiago de los Caballeros

Mon 11/3

12:52 pm-10:34 pm

1 stop12h 42m

$450

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Tue 10/21

6:00 am-7:06 pm

1 stop10h 06m

Santiago de los Caballeros

Mon 11/3

2:29 pm-12:34 am

1 stop13h 05m

$450

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Wed 10/22

10:45 am-1:46 am

2 stops12h 01m

Santiago de los Caballeros

Mon 11/3

12:52 pm-10:34 pm

1 stop12h 42m

$450

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Thu 2/26

10:40 pm-12:07 pm

1 stop10h 27m

Santiago de los Caballeros

Mon 3/2

7:00 am-8:59 pm

1 stop16h 59m

$451

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Fri 10/3

12:01 pm-11:03 am

1 stop20h 02m

$250

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Fri 10/3

5:04 pm-10:38 am

2 stops38h 34m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Sky Harbor Intl to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Sky Harbor Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros?

Currently, May is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros (average of $347). Flying from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros in July is currently the most expensive (average of $600). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHX to STI?

Find hourly flight availability from Sky Harbor Intl to Santiago de los Caballeros. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 11% versus a flight in the morning.

Reviews of airlines servicing Santiago de los Caballeros

Get insights into the airlines that provide service to Santiago de los Caballeros. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santiago de los Caballeros. Reviews last updated September 16, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Santiago de los Caballeros. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Santiago de los Caballeros from Phoenix Sky Harbor Intl?

    Located just 6.8 mi from the city center, Santiago de los Caballeros is the airport most travelers will use when flying to Santiago de los Caballeros from Phoenix Sky Harbor Intl. Booking flights from Phoenix Sky Harbor Intl to Santiago (STI) should be relatively easy as there are 0 daily inbound flights from Phoenix Sky Harbor Intl from 2 different airlines.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros?

    Delta and United Airlines can get you from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros in just under 10h 06m. Your travel time can differ by up to 3h 40m. The distance between Phoenix Sky Harbor Intl Airport and Santiago de los Caballeros is about 2715 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros round-trip?

    According to our current data, Delta ($477), and American Airlines ($514) offers the cheapest pricing from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros. Delta is 27% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Sky Harbor Intl to Santiago de los Caballeros that include hotel bookings?

    Yes. In addition to deals on Sky Harbor Intl to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sky Harbor Intl to Santiago de los Caballeros?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Santiago de los Caballeros.

  • Can I find deals for business class flights from Sky Harbor Intl to Santiago de los Caballeros?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to Santiago de los Caballeros by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros?

    Currently, May is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros (average of $347). Flying from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros in July is currently the most expensive (average of $600). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Sky Harbor Intl to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Punta Cana flights
Sky Harbor Intl to Santo Domingo flights
Sky Harbor Intl to Puerto Plata flights

Top 2 airlines flying from Sky Harbor Intl to Santiago de los Caballeros

Discover the top 2 airlines that operate flights from Sky Harbor Intl to Santiago de los Caballeros. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$477Average$722FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$514Average$705FlexibilityNo cancel feeOn-time71%

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